"I feel extremely fortunate to have played for some of the best clubs in England and the USA, as well as representing my country at several major tournaments," said Keane.

"At this stage of my career, the offer to experience a new league and culture in Asia appealed to me. To join the current Indian Super League champions is a great pleasure and through hard work I hope to bring the ATK fans more success and enjoyment over the course of the 2017/2018 season."